The Gunners have endured seven out of eight losses this season on the road and have only managed to pick 13 points out of 14 away games.
But Arsene Wenger’s side has been impressive at the Emirates having earned 32 points in 13 home matches.
But Henry can’t understand why his former club, which lost three consecutive away matches to Bournemouth, Swansea and north London rivals Tottenham, suffers so much away from home.
He said on Sky Sports: “It’s kind of weird.